Universal joint



A ri[ 27 1926. 1,582,284

A. H. LEIPERT UNVERSAl JoNT Fi1ed Sept. 18, 1923 afe 8ngularly diS oSed it vil1 be underStood that there iS con tant ad ttion of the t111i vefSal ioint doTing each Totation to the anguIarity betv7een the ShaftS. In the type of ioint i1111Stroted this adaptation is effected through f1exion vvithin the body of the ioint. This generates heat So fhat it beconleS desirable to Coo1 the body of the ioint eithe I' on the ontSide of on the inSide of on bofh sides. 1ir is the InoSt convenienf cooling nleditlII1. IIoeTe1', Inere 111ove111enf of the ioint through the air, IS in fhe caSe `here fhe ioint is n]onnted on fhe vehiCle ofeateS Cooling action hich is una preciable nnd iS to be Tenloved ffoIn oonSideration in Con nection vith tlle proSent invention. Iov ever, any Ineans foI' ortiHoiany indocing o ourrent of blast of oir in ond about the Working PaftS of the ioint faH Within tho scope of the invention. It is thought in aocofdance vith the conStruction of the )re ferred forIn fhat Suoh n1eans Shonld toke fhe forn1 of o pump 01' blower otion and might *e11 be Selfconfaine(1, that iS, caffied (1i 1ectly by t11e paffs of the ioint So that the rotative Inovenlent thereofat once Sets u tho desirod oonditlon. The Hanges o, (Z, 1nay be oaSt of dro -forged or Stamped or other- WiSe fornled but it iS aSSu ned in the i1 luStroted oaSo tht they a ro dropfofged. In their 'IIlaI11faotLlre, Booordingly, it iS ro )ose(1 to eIIl )1o dieS for Stn1 ing out dur ing the foTII1i11g operotion inclined vanes o, (Z, reSPeotively, the lnotal forn1ing the vaneS being nnohed out in tho SoIne operation to 1eve openin o through the f1nges foI' the Inovefnont o oir into and ont of the s )aoo vvithi]1 the (1i-Sk o. These vaneS n1ay take any deSired oonHgufotion found to be n1OSt oonvenient in nlonufaofure and InoSt effect-ive to set np umping or bloWing action but oro preferably inolined in one l -direotion or another so aS to scoo 111) t11e aiI' or expe1 it de ending npon the direotion of InoyeIIlent. 11 Series of these vaneS Inay be forIned in n annular fo11 8round each f1onge oS ShoWn olearly in Eigure 2. The oentering (1isk n1ay also have suitable o en ingS therein conlmuniooting With the o en ingS in the fia11ge (Z So that the contlnt1- ouS f1ov of aif throu h the S ace vvithin t11o diSk Z) iS not hindere. Eigue 3 S110WS dia grannnatioon the confse vvhich it n1ig11f be aSSuIned t of ourfent of oir vvi11 toko Tv11eI-(1ifected in through t11e 1nove1nent of fho vane o v11en the diSk o iS fotating1n o oounterc1ockviSo direction. Since the vanes (Z ro fevefSo1 diS osed Tvith reSpect fo the vaI1eS o the dlSchorgo of oir iS foci1ifated. ffeversa1 in the direcfion of rofation ofthe Sha ffS Wn1 Set up the snmo oondit1on exce t that the conrse of t11e ai1' vi11 be revorSed olSo.

side f om the rticu1ar um ing ond bloving ocion ofe8ted by the IneanS de soribe(1 heTein it is evident that fhe vanes Inight be so diS oSed aS to ofeate ooo1ing blast in and about the exteTior of the diSk Z), Eurther, instead of foTIning the vaneS oS integral I)aftS ofthe Sections of the univefSal joint they Inigllt be attached fherefo aS indePendent deviceS 1111 variations in desigh f11ing within the Ski11 of the Inechanio aTe to be deelnod ith in the Sco )e of the appended clailns )ro ided the deSiTed fesults ofe secnred by aSSociating ifh o univefSal ioint deviceS for iI1(11lCing artiHoi11y oooling blaSt of nir in and .about the Working ortS fhereof.

1vhat I olaim is:

1. In 8 univefSa1 ioinf driving and driven f1angeS, 1T1e11S to oonnect Said HangeS to t1: nSInit driving foToeS therebetvveen nnd aord oapaoity for IInive1'sal n1oveent ond vanes oarried vith one of Said ffangeS to induce a oooling ouffent of air in and bout the connecting II1eans for Said HangeS. 4

2. In ]1niverS1ioint in oolnbination With dfiying and dTiven f1angeS, f1eXib1e 1onIne tallio Interia1 connectlng the Hanges to tran mit driving foS therebetWeen and afford opcity foI 111iverSn1 Inoven1ent and II1e11s carfied vit11 one of Said HangeS to induce a coo1ing cnfrent of lir around fho inner Surf8oe of Sid oonnecting InenS for the angos.

3. In u11iveTsa1 ioint in coInbination Tvith drivi11g and (1riven f1angeS a nonIne t11io annuluS con1ecting the san1e to tronS Init dfiving fo ceS and oord Ca acity fo1' univerSa1 n1oveInent, Sid f1angeS boing forIned Tvith o1)oIli11gS to adInit and ex )o1 air ffon1 vvithin the disk and n1eanS Cnrried on the univefso1 ioint to indnoe a cooling ourrent of ai1 through Sai(1 o eningS.

4. In o univeTSol ioint in coInbinnfion it1f driving and driven fIangeS 1 non Inetallio annuluS connecting the Saine to tranSInit driving forceS and affo1'(1 ca )ncity for univeTSa1 II1oven1ent, Said f1angos bon formed With o eningS to admit and ex e1 air froIn Tvit11i11 the annnluS and revofSely diS )oSe(I vaneS carried on fhe faCeS of tho feS eotive f1angeS olong the edgeS of S... openingS to induco o cooling c1r1ont of aiI thoret11fough 11 )on fotnfion of tho ffongoS.n

5. In 8 univorSn1 ioint in coInbination Tvith oironlar driving and drivon f1anges, IneanS connooting the SaIne to trnSn1it (11'iv ing foroes thofebetWeen ond aiford capncity f()I univerSa1 1n0ve1ent ond vHnes fornlod in the faoe of ono of fhe HangeS in roximHy to o enings thel'ethr()ugh fo1ndCo n Crronf of aiI in and about fho rovor5o fuCo of Sid Han e.

T1iS S ec1Hction signed this 15th SePtember A. D. 1923.

AUGUST H- LEIPERT 0ax of 

